Collection of 3 technical papers written during 1991 by Richard "Dick" Waters and submitted to the ACM Lisp Pointers journal.The first paper, titled "Supporting the Regression Testing of Lisp Programs", presents the RT regression testing tool.The second, titled "Determining the Coverage of a Test Suite", presents a coverage analysis tool called COVER that helps in assessing the coverage of a test suite, such as one created for RT.The third paper, "Implementing Queues in Lisp", discusses why the obvious list-based implementation of queues is inefficient, and presents several different queue implementations.